Symptoms of manganese deficiency in plants include: interveinal chlorosis of young leaves. Gradation of pale green coloration with darker color next to veins. No sharp distinction between veins and interveinal areas as with iron deficiency.
Acute deficiency symptoms in animals causes Perosis or slipped tendons in poultry, poor hatch ability in eggs, lameness in pigs, deformed front legs of rabbits, bowleggedness in calves, females unable to suckle their young, and sterility in males.